Changes in directory llvm/lib/Target/X86:
X86ISelLowering.h updated: 1.21 -> 1.22
X86ISelLowering.cpp updated: 1.69 -> 1.70
X86InstrInfo.td updated: 1.223 -> 1.224
---
Log message:
Added custom lowering of fabs
---
Diffs of the changes: (+49 -4)
X86ISelLowering.cpp | 13 +++++++++++--
X86ISelLowering.h | 4 ++++
X86InstrInfo.td | 36 ++++++++++++++++++++++++++++++++++--
3 files changed, 49 insertions(+), 4 deletions(-)
Index: llvm/lib/Target/X86/X86ISelLowering.h
diff -u llvm/lib/Target/X86/X86ISelLowering.h:1.21
llvm/lib/Target/X86/X86ISelLowering.h:1.22
--- llvm/lib/Target/X86/X86ISelLowering.h:1.21 Mon Jan 30 02:02:57 2006
+++ llvm/lib/Target/X86/X86ISelLowering.h Mon Jan 30 21:14:29 2006
@@ -41,6 +41,10 @@
SHLD,
SHRD,
+ /// FAND - Bitwise logical AND of floating point values. This corresponds
+ /// to X86::ANDPS or X86::ANDPD.
+ FAND,
+
/// FILD - This instruction implements SINT_TO_FP with the integer source
/// in memory and FP reg result. This corresponds to the X86::FILD*m
/// instructions. It has three inputs (token chain, address, and source
Index: llvm/lib/Target/X86/X86ISelLowering.cpp
diff -u llvm/lib/Target/X86/X86ISelLowering.cpp:1.69
llvm/lib/Target/X86/X86ISelLowering.cpp:1.70
--- llvm/lib/Target/X86/X86ISelLowering.cpp:1.69 Mon Jan 30 17:41:35 2006
+++ llvm/lib/Target/X86/X86ISelLowering.cpp Mon Jan 30 21:14:29 2006
@@ -23,6 +23,7 @@
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/SSARegMap.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Target/TargetOptions.h"
using namespace llvm;
@@ -209,12 +210,12 @@
// We don't support sin/cos/sqrt/fmod
setOperationAction(ISD::FSIN , MVT::f64, Expand);
setOperationAction(ISD::FCOS , MVT::f64, Expand);
- setOperationAction(ISD::FABS , MVT::f64, Expand);
+ setOperationAction(ISD::FABS , MVT::f64, Custom);
setOperationAction(ISD::FNEG , MVT::f64, Expand);
setOperationAction(ISD::FREM , MVT::f64, Expand);
setOperationAction(ISD::FSIN , MVT::f32, Expand);
setOperationAction(ISD::FCOS , MVT::f32, Expand);
- setOperationAction(ISD::FABS , MVT::f32, Expand);
+ setOperationAction(ISD::FABS , MVT::f32, Custom);
setOperationAction(ISD::FNEG , MVT::f32, Expand);
setOperationAction(ISD::FREM , MVT::f32, Expand);
@@ -1562,6 +1563,13 @@
Tys.push_back(MVT::Other);
return DAG.getNode(ISD::MERGE_VALUES, Tys, Ops);
}
+ case ISD::FABS: {
+ MVT::ValueType VT = Op.getValueType();
+ SDOperand Mask = (VT == MVT::f64)
+ ? DAG.getConstantFP(BitsToDouble(~(1ULL << 63)), MVT::f64)
+ : DAG.getConstantFP(BitsToFloat (~(1U << 31)), MVT::f32);
+ return DAG.getNode(X86ISD::FAND, VT, Op.getOperand(0), Mask);
+ }
case ISD::SETCC: {
assert(Op.getValueType() == MVT::i8 && "SetCC type must be 8-bit integer");
SDOperand Cond;
@@ -1912,6 +1920,7 @@
case X86ISD::SBB: return "X86ISD::SBB";
case X86ISD::SHLD: return "X86ISD::SHLD";
case X86ISD::SHRD: return "X86ISD::SHRD";
+ case X86ISD::FAND: return "X86ISD::FAND";
case X86ISD::FILD: return "X86ISD::FILD";
case X86ISD::FP_TO_INT16_IN_MEM: return "X86ISD::FP_TO_INT16_IN_MEM";
case X86ISD::FP_TO_INT32_IN_MEM: return "X86ISD::FP_TO_INT32_IN_MEM";
Index: llvm/lib/Target/X86/X86InstrInfo.td
diff -u llvm/lib/Target/X86/X86InstrInfo.td:1.223
llvm/lib/Target/X86/X86InstrInfo.td:1.224
--- llvm/lib/Target/X86/X86InstrInfo.td:1.223 Mon Jan 30 02:02:57 2006
+++ llvm/lib/Target/X86/X86InstrInfo.td Mon Jan 30 21:14:29 2006
@@ -68,6 +68,9 @@
def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
+def X86fand : SDNode<"X86ISD::FAND", SDTFPBinOp,
+ [SDNPCommutative, SDNPAssociative]>;
+
def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest,
[SDNPOutFlag]>;
def X86test : SDNode<"X86ISD::TEST", SDTX86CmpTest,
@@ -2549,10 +2552,12 @@
// SSE Logical
let isCommutable = 1 in {
def ANDPSrr : I<0x54, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
- "andps {$src2, $dst|$dst, $src2}", []>,
+ "andps {$src2, $dst|$dst, $src2}",
+ [(set FR32:$dst, (X86fand FR32:$src1, FR32:$src2))]>,
Requires<[HasSSE1]>, TB;
def ANDPDrr : I<0x54, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
- "andpd {$src2, $dst|$dst, $src2}", []>,
+ "andpd {$src2, $dst|$dst, $src2}",
+ [(set FR64:$dst, (X86fand FR64:$src1, FR64:$src2))]>,
Requires<[HasSSE2]>, TB, OpSize;
def ORPSrr : I<0x56, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
"orps {$src2, $dst|$dst, $src2}", []>,
@@ -2567,12 +2572,39 @@
"xorpd {$src2, $dst|$dst, $src2}", []>,
Requires<[HasSSE2]>, TB, OpSize;
}
+def ANDPSrm : I<0x54, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
+ "andps {$src2, $dst|$dst, $src2}",
+ []>,
+ Requires<[HasSSE1]>, TB;
+def ANDPDrm : I<0x54, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
+ "andpd {$src2, $dst|$dst, $src2}",
+ []>,
+ Requires<[HasSSE2]>, TB, OpSize;
+def ORPSrm : I<0x56, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
+ "orps {$src2, $dst|$dst, $src2}", []>,
+ Requires<[HasSSE1]>, TB;
+def ORPDrm : I<0x56, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
+ "orpd {$src2, $dst|$dst, $src2}", []>,
+ Requires<[HasSSE2]>, TB, OpSize;
+def XORPSrm : I<0x57, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
+ "xorps {$src2, $dst|$dst, $src2}", []>,
+ Requires<[HasSSE1]>, TB;
+def XORPDrm : I<0x57, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
+ "xorpd {$src2, $dst|$dst, $src2}", []>,
+ Requires<[HasSSE2]>, TB, OpSize;
+
def ANDNPSrr : I<0x55, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
"andnps {$src2, $dst|$dst, $src2}", []>,
Requires<[HasSSE1]>, TB;
+def ANDNPSrm : I<0x55, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
+ "andnps {$src2, $dst|$dst, $src2}", []>,
+ Requires<[HasSSE1]>, TB;
def ANDNPDrr : I<0x55, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
"andnpd {$src2, $dst|$dst, $src2}", []>,
Requires<[HasSSE2]>, TB, OpSize;
+def ANDNPDrm : I<0x55, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
+ "andnpd {$src2, $dst|$dst, $src2}", []>,
+ Requires<[HasSSE2]>, TB, OpSize;
def CMPSSrr : I<0xC2, MRMSrcReg,
(ops FR32:$dst, FR32:$src1, FR32:$src, SSECC:$cc),
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